TSTP Solution File: FLD035-3 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : FLD035-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n028.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Sat Jul 16 02:28:25 EDT 2022

% Result   : Unsatisfiable 0.22s 0.52s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   24 (  12 unt;   1 nHn;  24 RR)
%            Number of literals    :   44 (   0 equ;  22 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :   13 (  13 usr;  12 con; 0-1 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(2,axiom,
    defined(b),
    file('FLD035-3.p',unknown),
    [] ).

cnf(3,axiom,
    defined(c),
    file('FLD035-3.p',unknown),
    [] ).

cnf(5,axiom,
    product(a,c,u__dfg),
    file('FLD035-3.p',unknown),
    [] ).

cnf(6,axiom,
    product(b,c,u__dfg),
    file('FLD035-3.p',unknown),
    [] ).

cnf(7,axiom,
    ~ sum__dfg(additive_identity,c,additive_identity),
    file('FLD035-3.p',unknown),
    [] ).

cnf(8,axiom,
    ~ product(multiplicative_identity,a,b),
    file('FLD035-3.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ product(u,v,w)
    | ~ product(x,v,y)
    | ~ product(z,x,u)
    | product(z,y,w) ),
    file('FLD035-3.p',unknown),
    [] ).

cnf(15,axiom,
    ( ~ product(u,v,w)
    | ~ product(x,y,v)
    | ~ product(u,x,z)
    | product(z,y,w) ),
    file('FLD035-3.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ defined(u)
    | product(multiplicative_identity,u,u) ),
    file('FLD035-3.p',unknown),
    [] ).

cnf(17,axiom,
    ( ~ defined(u)
    | sum__dfg(additive_identity,u,additive_identity)
    | product(multiplicative_inverse(u),u,multiplicative_identity) ),
    file('FLD035-3.p',unknown),
    [] ).

cnf(18,axiom,
    ( ~ product(u,v,w)
    | product(v,u,w) ),
    file('FLD035-3.p',unknown),
    [] ).

cnf(37,plain,
    ( ~ product(b,u,v)
    | ~ product(c,w,u)
    | product(u__dfg,w,v) ),
    inference(res,[status(thm),theory(equality)],[6,15]),
    [iquote('0:Res:6.0,15.0')] ).

cnf(49,plain,
    ( ~ product(u__dfg,u,v)
    | ~ product(c,u,w)
    | product(a,w,v) ),
    inference(res,[status(thm),theory(equality)],[5,14]),
    [iquote('0:Res:5.0,14.0')] ).

cnf(61,plain,
    ~ product(a,multiplicative_identity,b),
    inference(res,[status(thm),theory(equality)],[18,8]),
    [iquote('0:Res:18.1,8.0')] ).

cnf(65,plain,
    ( ~ defined(c)
    | product(multiplicative_inverse(c),c,multiplicative_identity) ),
    inference(res,[status(thm),theory(equality)],[17,7]),
    [iquote('0:Res:17.2,7.0')] ).

cnf(73,plain,
    product(multiplicative_inverse(c),c,multiplicative_identity),
    inference(mrr,[status(thm)],[65,3]),
    [iquote('0:MRR:65.0,3.0')] ).

cnf(93,plain,
    product(c,multiplicative_inverse(c),multiplicative_identity),
    inference(res,[status(thm),theory(equality)],[73,18]),
    [iquote('0:Res:73.0,18.0')] ).

cnf(94,plain,
    ( ~ defined(u)
    | product(u,multiplicative_identity,u) ),
    inference(res,[status(thm),theory(equality)],[16,18]),
    [iquote('0:Res:16.1,18.0')] ).

cnf(360,plain,
    ( ~ defined(b)
    | ~ product(c,u,multiplicative_identity)
    | product(u__dfg,u,b) ),
    inference(res,[status(thm),theory(equality)],[94,37]),
    [iquote('0:Res:94.1,37.0')] ).

cnf(365,plain,
    ( ~ product(c,u,multiplicative_identity)
    | product(u__dfg,u,b) ),
    inference(ssi,[status(thm)],[360,2]),
    [iquote('0:SSi:360.0,2.0')] ).

cnf(404,plain,
    product(u__dfg,multiplicative_inverse(c),b),
    inference(res,[status(thm),theory(equality)],[93,365]),
    [iquote('0:Res:93.0,365.0')] ).

cnf(411,plain,
    ( ~ product(c,multiplicative_inverse(c),u)
    | product(a,u,b) ),
    inference(res,[status(thm),theory(equality)],[404,49]),
    [iquote('0:Res:404.0,49.0')] ).

cnf(417,plain,
    product(a,multiplicative_identity,b),
    inference(res,[status(thm),theory(equality)],[93,411]),
    [iquote('0:Res:93.0,411.0')] ).

cnf(421,plain,
    $false,
    inference(mrr,[status(thm)],[417,61]),
    [iquote('0:MRR:417.0,61.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : FLD035-3 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.07/0.14  % Command  : run_spass %d %s
% 0.15/0.35  % Computer : n028.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit : 300
% 0.15/0.35  % WCLimit  : 600
% 0.15/0.35  % DateTime : Mon Jun  6 14:57:58 EDT 2022
% 0.15/0.35  % CPUTime  : 
% 0.22/0.52  
% 0.22/0.52  SPASS V 3.9 
% 0.22/0.52  SPASS beiseite: Proof found.
% 0.22/0.52  % SZS status Theorem
% 0.22/0.52  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.22/0.52  SPASS derived 346 clauses, backtracked 0 clauses, performed 0 splits and kept 291 clauses.
% 0.22/0.52  SPASS allocated 76015 KBytes.
% 0.22/0.52  SPASS spent	0:00:00.15 on the problem.
% 0.22/0.52  		0:00:00.04 for the input.
% 0.22/0.52  		0:00:00.00 for the FLOTTER CNF translation.
% 0.22/0.52  		0:00:00.01 for inferences.
% 0.22/0.52  		0:00:00.00 for the backtracking.
% 0.22/0.52  		0:00:00.08 for the reduction.
% 0.22/0.52  
% 0.22/0.52  
% 0.22/0.52  Here is a proof with depth 5, length 24 :
% 0.22/0.52  % SZS output start Refutation
% See solution above
% 0.22/0.52  Formulae used in the proof : b_is_defined c_is_defined product_5 product_6 not_sum_7 not_product_8 associativity_multiplication_1 associativity_multiplication_2 existence_of_identity_multiplication existence_of_inverse_multiplication commutativity_multiplication
% 0.22/0.52  
%------------------------------------------------------------------------------